[U-Boot-Users] U-boot reset command on MPC8548CDS

Timur Tabi timur at freescale.com
Wed Nov 15 18:22:44 CET 2006

Thomas Schafer wrote:
> Hi,
> I have u-boot 1.1.6 running on my MPC8548CDS board. When trying the
> u-boot 'reset' command, the board hangs after RAM initialization.
> Stepping through the code showed, that the board hangs when accessing
> the DDR RAM during relocation. Accessing RAM isn't also possible with my
> BDI2000 in that state.
> Is this a known issue? Why is the RAM not longer accessible after the
> 2nd initialization?

Does this happen with earlier versions of U-Boot?  The reason I ask is that 
the I2C code for 85xx was recently changed (see fsl_i2c.c), and I2C is used to 
initialize DDR.

Timur Tabi
Linux Kernel Developer @ Freescale

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